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IFN4
proportion de placettes en forêt
forêt protectrice (2022) · surface de la plus grande trouée (5 classes)
découpage régional: arrondissement forestier (2024)
unité: %, sous-total
ensemble analysé: forêt accessible sans la forêt buissonnante IFN1-IFN5
réseau: réseau 1,4 km, sous-réseaux 1 à 5
état 2009/17
arrondissement forestier (2024)
AG01AG02AG03AG04AI01AR01BE01BE02BE03BE04BSBL01BSBL02BSBL03BSBL04FR01FR02FR03FR04GE01GL01GR01GR02GR03GR04GR05JU01LU01LU02LU03NE01NE02NE03NE04NE06NW01OW01OW02SG01SG02SG03SG04SG05SH01SO01SO02SO03SO04SZ01SZ02SZ03TG01TG02TG03TI01TI02TI03TI04TI05TI06TI07TI08TI09UR01UR02UR03VD02VD03VD04VD05VD06VD07VD08VD09VD11VD12VD14VD15VD16VD18VD20VD22VS01VS02VS03ZG01ZH01ZH02ZH03ZH04ZH05ZH06ZH07lacsSuisse
forêt protectrice (2022)surface de la plus grande trouée (5 classes)%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±%±
pas d'indicationpas d'indication............................................................................................................................................................................................
pas de trouée (<100 m2)............................................................................................................................................................................................
petite trouée (100-500 m2)............................................................................................................................................................................................
trouée moyenne (500-1000 m2)............................................................................................................................................................................................
grande trouée (1000-5000 m2)............................................................................................................................................................................................
très grande trouée (>5000 m2)............................................................................................................................................................................................
total............................................................................................................................................................................................
à l'intérieurpas d'indication........0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.....0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.....0.0.
pas de trouée (<100 m2)........9.0.31.513.323.34.012.84.341.914.341.010.50.0.50.225.080.017.9..0.0.13.18.636.211.10.0...41.110.016.65.819.17.718.66.815.64.06.13.027.08.121.513.6..32.713.30.0.40.422.10.0.49.5.38.021.551.017.88.3.27.99.846.116.748.314.518.26.832.215.538.010.750.0...0.0.75.721.366.727.356.514.519.710.238.113.666.719.351.0.50.0.24.610.817.06.928.710.836.110.143.110.860.98.932.68.140.79.935.18.531.815.060.821.815.910.334.813.922.711.615.19.948.925.20.0.50.1.0.0.0.0.....0.0.0.0...0.0.100.0.0.0.10.33.518.64.918.54.723.614.519.7.0.0.11.2.43.018.8..0.0.....25.01.2
petite trouée (100-500 m2)........58.615.832.513.526.24.258.06.358.114.317.98.20.0.0.0.20.0...100.00.019.010.015.78.354.717.5..33.79.728.07.127.78.921.07.128.54.932.25.856.49.032.815.6..29.512.6100.0.40.522.1100.0.50.5.42.822.349.017.812.0.19.48.853.916.717.711.336.98.522.614.142.910.950.0...0.0.0.0.33.3.0.0.37.712.529.012.417.0.0.0.50.0.31.711.736.98.932.511.043.010.342.810.830.08.438.68.415.97.442.88.79.0.0.0.53.913.934.113.822.611.570.912.521.5.100.0.49.9.0.0.100.0.....100.0.100.0...100.00.00.0.100.0.37.35.629.15.827.05.344.316.640.222.058.222.343.616.543.018.8..100.0.....33.61.3
trouée moyenne (500-1000 m2)........9.0.25.912.923.34.06.02.90.0.13.57.3100.0.49.825.00.0...0.0.38.712.623.79.522.714.3..8.35.623.06.723.28.327.07.721.24.523.45.36.64.535.016.1..23.812.10.0.19.1.0.0.0.0.0.0.0.0.34.314.616.08.40.0.19.212.19.55.235.516.213.67.30.0...100.0.24.3.0.0.17.711.35.6.23.411.916.3.0.0.0.0.5.9.26.68.127.410.512.76.99.46.32.8.2.9.24.48.73.0.48.915.819.0.15.810.27.3.30.212.76.9.29.5.0.0.0.0.0.0.0.0.....0.0.0.0...0.0.0.0.0.0.16.24.324.15.428.45.410.7.19.7.19.2.33.615.814.0...0.0.....17.91.0
grande trouée (1000-5000 m2)........23.514.310.0.24.34.121.85.30.0.27.59.60.0.0.0.0.0...0.0.29.212.224.410.422.714.3..12.66.830.27.330.18.924.27.532.45.036.86.09.95.410.6...14.19.30.0.0.0.0.0.0.0.19.2.0.0.45.416.136.710.50.0.14.89.835.48.59.6.5.5.0.0...0.0.0.0.0.0.18.411.729.012.19.6.0.0.49.0.0.0.37.712.219.57.211.37.54.3.4.7.6.34.325.87.419.07.719.17.010.3.20.2.14.49.523.912.124.612.27.1.0.0.0.0.0.0.100.0.0.0.....0.0.0.0...0.0.0.0.0.0.34.95.526.65.626.15.321.413.520.4.22.6.11.6.0.0...0.0.....22.21.1
très grande trouée (>5000 m2)........0.0.0.0.2.81.61.4.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.0.0...4.3.2.2.0.0.9.25.12.31.61.4.0.0.0.0...0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.0.0.0.0.7.4.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.....0.0.0.0...0.0.0.0.0.0.1.3.1.6.0.0.0.0.0.0.0.0.0.0.0.0...0.0.....1.20.3
total........100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.....100.0.100.0...100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.....100.0.
à l'extérieurpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.
pas de trouée (<100 m2)55.68.333.38.644.111.735.47.978.718.840.013.717.95.817.95.425.43.951.27.060.115.554.415.033.112.20.0.42.816.531.911.929.810.322.18.877.919.210.47.022.48.810.36.915.57.116.36.77.13.437.96.534.59.325.96.79.05.077.611.530.111.435.614.48.8.15.38.224.915.113.4.46.015.122.911.636.617.114.9.42.314.428.212.047.18.665.69.944.311.138.912.553.012.130.212.529.114.514.0.52.212.250.611.827.88.950.0.25.6.17.7.50.025.169.318.586.312.80.0.34.5.0.0.11.3.33.8.0.0.30.414.921.413.628.7.32.715.616.8.44.110.048.620.518.812.033.39.122.39.831.410.727.510.535.814.525.615.632.0.31.918.818.26.76.2.12.88.446.525.020.112.723.311.719.48.737.39.938.311.561.513.527.510.5..30.81.1
petite trouée (100-500 m2)24.67.136.38.838.711.545.18.30.0.52.013.929.76.748.97.240.94.527.46.39.8.27.313.459.612.7100.0.23.814.619.110.025.710.031.69.90.0.12.48.225.69.129.410.227.38.836.38.727.06.038.06.630.99.144.27.637.78.315.09.838.612.246.615.165.313.963.611.143.616.79.3.17.711.438.613.511.8.33.519.39.6.35.012.838.28.326.09.124.79.640.812.734.811.520.010.525.115.239.818.417.19.032.310.947.910.050.0.51.325.066.419.30.0.0.0.0.0.48.725.034.5.0.0.0.0.33.8.74.122.258.016.333.815.919.9.31.115.249.720.423.48.418.0.49.615.922.58.133.411.247.011.533.011.135.814.560.617.468.026.768.118.833.58.235.912.925.110.953.525.060.115.560.413.639.310.945.610.227.210.422.311.443.611.7..34.61.2
trouée moyenne (500-1000 m2)5.53.812.86.017.29.010.85.10.0.0.0.21.46.014.95.220.13.711.54.40.0.9.1.0.0.0.0.21.813.721.410.925.49.922.99.022.1.29.411.126.69.314.98.022.78.219.67.234.26.49.54.012.46.720.66.226.97.77.5.19.210.08.9.17.911.321.19.411.2.24.014.818.211.615.510.114.1.17.0.33.013.713.48.95.84.00.0.20.79.213.08.66.4.7.2.11.4.0.0.0.0.0.0.12.46.70.0.23.0.15.9.50.025.10.0.0.0.25.7.0.0.0.0.11.3.0.0.0.0.0.0.11.1.28.7.11.1.0.0.24.58.715.4.0.0.11.06.027.710.510.26.821.79.610.3.0.0.0.0.0.0.21.37.129.212.237.512.10.0.10.1.0.0.26.210.18.35.618.09.37.4.22.610.0..15.80.9
grande trouée (1000-5000 m2)11.75.513.96.50.0.8.64.821.3.8.0.30.96.918.35.611.93.09.94.230.214.69.2.7.3.0.0.11.5.20.210.519.28.823.39.20.0.41.812.025.49.045.311.234.59.327.87.929.96.112.84.618.57.54.22.926.47.60.0.12.18.18.9.8.0.0.0.20.413.153.416.918.211.723.011.722.514.334.619.615.210.023.411.78.84.98.45.710.36.97.3.5.8.42.613.334.316.046.219.125.010.717.19.011.96.50.0.0.0.0.0.0.0.30.718.513.7.25.7.31.0.100.0.77.414.232.4.25.9.11.6.33.715.822.7.12.5.33.519.33.8.0.0.31.614.833.39.116.68.811.47.517.89.218.011.613.9.0.0.0.0.24.07.428.712.124.610.70.0.9.7.16.310.59.56.48.86.016.58.78.8.6.3...17.60.9
très grande trouée (>5000 m2)2.7.3.7.0.0.0.0.0.0.0.0.0.0.0.0.1.81.20.0.0.0.0.0.0.0.0.0.0.0.7.5.0.0.0.0.0.0.6.0.0.0.0.0.0.0.0.0.1.7.1.7.3.8.5.23.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.14.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.12.5.0.0.4.2.18.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.0.0.0.0.0.0.0.0.5.6.0.0.0.0.0.0.0.0...1.20.3
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.
totalpas d'indication0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0...0.0.
pas de trouée (<100 m2)55.68.333.38.644.111.735.47.932.112.035.89.621.73.315.13.426.93.848.25.954.715.153.312.944.811.20.0.35.814.522.67.532.97.616.36.777.919.228.16.918.74.915.35.317.25.015.83.46.62.234.15.131.17.825.96.715.45.371.612.132.510.232.313.414.39.419.98.037.111.910.77.334.38.532.710.143.611.117.76.138.110.734.18.047.38.365.69.942.210.846.711.455.011.242.59.823.18.429.410.255.910.450.611.229.48.727.310.518.06.726.19.138.19.449.09.665.77.829.37.440.19.434.18.322.710.050.717.712.28.132.910.222.28.818.79.837.813.414.3.44.59.642.218.817.211.133.39.122.39.829.910.225.910.035.814.518.812.049.925.127.416.712.73.216.34.217.44.130.312.820.010.316.88.816.96.938.68.738.311.557.313.327.510.5..28.20.8
petite trouée (100-500 m2)24.67.136.38.838.711.545.18.339.112.642.49.927.23.554.04.742.54.324.65.18.9.20.110.349.711.2100.0.36.314.519.07.120.86.637.78.90.0.24.76.827.15.628.46.723.85.630.64.329.84.244.55.431.47.944.27.635.57.021.511.039.110.751.414.463.313.059.410.046.112.210.77.318.87.045.110.615.38.236.47.815.18.039.88.338.88.126.09.123.59.232.110.734.610.610.75.933.19.732.910.417.07.829.110.148.09.633.711.238.58.440.610.036.99.333.29.124.37.139.78.017.87.341.78.65.0.12.6.58.712.044.110.927.29.557.612.228.112.157.018.825.38.315.6.53.915.122.58.133.411.249.511.236.911.135.814.571.013.950.125.172.616.736.14.630.35.326.74.847.013.953.412.959.811.640.69.145.08.927.210.427.711.843.611.7..34.20.9
trouée moyenne (500-1000 m2)5.53.812.86.017.29.010.85.16.0.12.86.922.83.410.02.918.33.412.13.88.9.19.910.30.0.0.0.18.311.729.98.424.66.922.97.622.1.17.36.024.35.519.65.925.15.620.83.828.54.18.53.118.36.720.66.226.16.56.9.19.28.68.1.15.49.916.87.76.0.29.410.416.76.88.96.017.28.910.75.134.010.513.55.75.53.80.0.24.59.515.58.25.4.12.16.57.75.315.08.04.2.0.0.11.56.35.3.26.27.624.78.818.07.37.35.02.3.5.33.621.97.93.0.32.311.011.9.12.08.04.2.22.28.812.68.416.810.80.0.22.88.213.3.0.0.11.06.027.710.59.76.520.49.110.3.0.0.0.0.0.0.17.83.725.05.030.14.97.5.13.38.85.4.28.58.59.55.318.09.36.9.22.610.0..16.70.7
grande trouée (1000-5000 m2)11.75.513.96.50.0.8.64.822.811.49.06.126.33.520.23.910.82.715.14.227.513.66.7.5.5.0.0.9.6.24.68.121.76.823.27.70.0.25.06.828.55.736.77.128.85.931.24.333.64.311.83.516.46.24.22.923.16.20.0.9.36.38.1.6.9.3.9.10.87.349.211.730.28.113.37.217.98.235.37.812.87.012.65.98.34.68.45.79.86.65.7.5.0.31.39.231.09.722.79.818.68.320.29.111.06.033.811.217.26.48.65.83.7.10.65.87.74.225.87.120.27.521.37.240.011.624.815.217.19.118.88.528.49.711.17.58.6.28.717.23.5.13.2.28.913.833.39.116.68.810.97.216.78.818.011.610.2.0.0.0.0.31.64.527.05.125.84.715.19.913.38.818.19.310.15.66.84.716.58.78.1.6.3...19.70.7
très grande trouée (>5000 m2)2.7.3.7.0.0.0.0.0.0.0.0.2.01.10.8.1.61.10.0.0.0.0.0.0.0.0.0.0.0.3.8.0.0.0.0.0.0.5.03.51.4.0.0.5.12.91.71.21.61.11.1.2.8.5.23.50.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.5.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.4.5.1.0.0.4.2.0.0.0.0.0.0.0.0.0.0.3.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.6.0.0.3.9.15.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.1.81.31.3.0.0.0.0.0.0.0.0.3.9.0.0.0.0.0.0.0.0...1.20.2
total100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0.100.0...100.0.
© WSL, Inventaire forestier national suisse, 27.04.2024 #2300650/638582

Table citation

Abegg, M.; Ahles, P.; Allgaier Leuch, B.; Cioldi, F.; Didion, M.; Düggelin, C.; Fischer, C.; Herold, A.; Meile, R.; Rohner, B.; Rösler, E.; Speich, S.; Temperli, C.; Traub, B.,
2023: Swiss national forest inventory - Result table No. 2300650. Birmensdorf, Swiss Federal Research Institute WSL

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